Material is nickel-copper per qq-n-281 spec; 2 inch, type a, class 1
An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).
Classification: Flanges of iron or nonalloy steel
NSN 6645-01-607-5999
NSN 2925-01-167-6500
NSN 5905-01-085-6405
NSN 6145-01-338-1135
NSN 5996-01-478-4937
NSN 5935-01-491-3096
NSN 5935-01-108-5836
NSN 6150-00-753-3950
NSN 2925-00-771-7521
NSN 5915-01-351-8037
NSN 6320-00-270-8222
NSN 6610-00-466-3104